S Sender Well-known member Joined May 17, 2005 Messages 242 Location USA Dec 6, 2007 #1 Anyone recognize this? The markings are " OPII PMI GP 8445". Any information about this wound be helpful, thanks!
Anyone recognize this? The markings are " OPII PMI GP 8445". Any information about this wound be helpful, thanks!
MartyMart Well-known member Joined Feb 28, 2006 Messages 2,340 Location Berlin for a while Dec 6, 2007 #2 What's the circuit around it ? 14pin , could be a cmos device for switching / logic ? Just a guess ... MM
What's the circuit around it ? 14pin , could be a cmos device for switching / logic ? Just a guess ... MM
B bcarso Well-known member Joined Feb 20, 2005 Messages 4,055 Location San Fernando Valley, Los Angeles Dec 6, 2007 #3 It's a quad opamp from PMI (Precision Monolithics Inc.), which was acquired by Analog Devices. You can download a datasheet here: http://www.datasheetarchive.com/preview/2627484.html
It's a quad opamp from PMI (Precision Monolithics Inc.), which was acquired by Analog Devices. You can download a datasheet here: http://www.datasheetarchive.com/preview/2627484.html
J Jim Zuehsow Well-known member Joined Oct 17, 2006 Messages 109 Location Eagle River, Alaska Dec 8, 2007 #4 It's just an OP11, matched quad opamp. Nothing special.
CJ Well-known member GDIY Supporter Joined Jun 3, 2004 Messages 15,652 Location California Dec 8, 2007 #5 PMI might be special. They were top dog until the buyout, maybe BB, was good also, both in the same ring.
PMI might be special. They were top dog until the buyout, maybe BB, was good also, both in the same ring.